The xerces butterfly was one of the first insect species to go instinct in North America as a result of humans. Read here to learn more.

Populations of the Miami blue butterfly have dropped by 99% since 1992. Experts have pointed to habitat loss as a primary driver, with rising temperatures not far behind. Looming on the horizon are ...

Butterfly populations are in decline across the continental U.S., dropping by 22% between 2000 and 2020 according to a study ...

These radiant blue butterflies glimmer like nature’s jewels. These are eight of the most impressive ones spotted throughout ...

Cal Academy of Sciences and The Presidio join conservation efforts to bring blue butterflies back to San Francisco coast. Genetic sequencing links Silvery blue butterflies to extinct Xerces blue. From ...

The Atlas blue butterfly, also known as Polyommatus atlantica, has been genetically confirmed as having the highest number of chromosomes out of all multicellular animals in the world. This insect ...